Triumph® Jobber Length Drill Bit, General Purpose, Series: T2B, Imperial, #50 Drill - Wire, 0.1225 in Drill - Decimal Inch, 2 in Overall Length, 1 in Cutting Depth, 1 in Flute Length, 118 deg Point, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Cast Iron, Stainless Steel, PH Steel, Low and Medium Carbon Steel